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10 Cards in this Set
- Front
- Back
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speed |
Measures in meters per second tells us how fast something is moving |
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Velocity |
Speed of something moving in agiven direction |
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Scalar |
Don’t have a direction. For example(mass)(speed)(time). |
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Vector |
Have a direction for example(force)(velocity) (acceleration). |
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Resultantvector |
The resultant vector is the vectorthat 'results' from adding two or more vectors together. |
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Weight |
Heaviness the downward force caused by gravity on an object. |
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Balancedforces |
Areequal and opposite in size. The objectcontinues moving at a constant speed |
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Unbalancedforces |
Opposite forces are different sizes. Change an objects speed, shape or direction. |
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Newton’s 3rdlaw |
“forevery action, there is an equal and opposite reaction.” |
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Thinkingdistance |
The distance travelled betweenrealising you need to stop andpressing the brakes |
